CN201583936U - Single-layer sensitive layer capacitance touch pad - Google Patents
Single-layer sensitive layer capacitance touch pad Download PDFInfo
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- CN201583936U CN201583936U CN201020022390XU CN201020022390U CN201583936U CN 201583936 U CN201583936 U CN 201583936U CN 201020022390X U CN201020022390X U CN 201020022390XU CN 201020022390 U CN201020022390 U CN 201020022390U CN 201583936 U CN201583936 U CN 201583936U
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Abstract
The utility model discloses a single-layer sensitive layer capacitance touch pad, belonging to the technical field of composite layer structure of touch-control circuit structure and touch-control panel body. The single-layer sensitive layer capacitance touch pad comprises a base plate layer, a pattern circuit sensitive layer and a hard coating layer. The single-layer sensitive layer capacitance touch pad adopts a single-layer ITO circuit to be arranged on the same surface of the base material, has less manufacturing process and lower production cost, reduces the thickness and weight of the panel body, and has good light penetrating performance, light and thin whole body and the like.
Description
Technical field
The utility model relates to a kind of individual layer inductive layer capacitance touch control board, belongs to touch control line structure and touch control panel body lamination layer structure technical field.
Background technology
In recent years, capacitive touch screen with its transmittance height, wear-resistant, anti-variation of ambient temperature, anti-ambient humidity change, the life-span is long, can realize being welcomed by the general public as the senior sophisticated functions of multiple point touching.Utilize capacitance variations to be of long duration as sensing principle.For touch-screen is effectively worked, need a transparent capacitance sensing array.When human body or as the special-purpose touching device of writing pencil during near the induction electrode of electric capacity, can change the size of the detected capacitance of sensing control circuit, according to the distribution of capacitance variation in the touch area, just can judge human body or the special-purpose touching device touch situation in the touch area.Press the mode that electric capacity forms, the prior art touch-screen comprises self-capacitance formula touch-screen and mutual capacitance type touch-screen.Self-capacitance formula touch-screen is to utilize sensing electrode and the signal of the variation that exchanges the capacitance that ground or DC level electrode form as touch sensing; The mutual capacitance type touch-screen is to utilize the signal of the variation of the capacitance that forms between two electrodes as touch sensing, also mutual capacitance is called projected capacitive sometimes.
Its base material of traditional capacitance touch screen is provided with two-layer ITO (tin indium oxide) pattern circuit up and down.Its principle of work is the change amount by the contact capacitance value that detects bilevel X, Y-axis, determines the position of X, Y direction finger touch respectively after handling via the touch-control chip, and then points the point coordinate of touch point on definite touch-screen or the touch pad.Because existing capacitance touch screen or touch pad need be provided with two-layer ITO circuit up and down, manufacturing process is many, the production cost height, and price is expensive more than the electric resistance touch screen of current extensive application, is unfavorable for applying of capacitive touch screen, touch pad.
The utility model adopts individual layer ITO circuit to be arranged on the same surface of base material at the prior art weak point, has advantages such as manufacturing process is few, production cost is low, and the thickness of reduction panel body also alleviates its weight, and logical photosensitiveness is good, and integral body is frivolous.
The utility model content
Technical matters: the utility model is at adopting individual layer ITO circuit to be provided with on the same surface of base material, proposes that a kind of not cracky, processing easily, cost of products are lower, the thickness of reduction panel body, need not throw the high individual layer inductive layer capacitance touch control board and the manufacture method thereof of production line, yields of big capital again.
Technical scheme: the utility model discloses a kind of individual layer inductive layer capacitance touch control board, comprise that transparency carrier layer one surface covers pattern line influence layer, hard conating covers to be put on pattern line influence layer; Wherein, pattern line influence layer is provided with lontitudinal series sense of touch unit group, horizontal non-electric connection sense of touch unit group, covers the horizontal non-electric connection sense of touch unit that bridge layer electrically connects the adjacent disconnection in joint place in lontitudinal series sense of touch unit group and group joint place, horizontal non-electric connection sense of touch unit; The marginal end of lontitudinal series sense of touch unit group and horizontal non-electric connection sense of touch unit group is provided with electrode respectively.
Above-mentioned bridge layer is made up of insulation course and conductive layer, and insulation course is that dielectric ink is covered on the connecting line between transparency carrier layer, the lontitudinal series sense of touch unit; Conductive layer is that molybdenum aluminium molybdenum alloy layer is covered in the horizontal non-electric connection sense of touch unit that electrically connects the adjacent disconnection in joint place on the insulation course, and perhaps conductive layer is that indium tin oxide layer is covered in the horizontal non-electric connection sense of touch unit that electrically connects the adjacent disconnection in joint place on the insulation course.The sense unit is the argyle design circuit; Pattern line influence layer is the tin indium oxide induction line; The transparency carrier layer is polyester or glass substrate; Electrode is that silver-colored line constitutes.The thickness range value of transparency carrier layer is between 0.5 millimeter to 3 millimeters; The thickness range value of pattern line influence layer is between 0.1 micron to 0.3 micron; The thickness range value of bridge layer is at 0.5 micron to 1.5 microns.
The main technique methods that adopts of the utility model individual layer inductive layer capacitance touch control board comprises in sum: subbase, and inductive layer, superficial layer is transparent material, and preface is bonding successively is superimposed as transparent plate body for each layer.This inductive layer contains and is many x axis traces and the y axis traces that matrix form crosses in length and breadth and is provided with, the front end of each bar x axis traces and y axis traces is respectively equipped with contact and the electric respectively silver-colored guide passage that is arranged on face plate edge that is connected to, and connect signal output winding displacement, make the sensor signal of this capacitive touch control plate be sent to follow-up signal processing circuit via this signal output winding displacement, x axis traces and y axis traces are set up at grade, each sensing unit on the y axis traces is connected to each other, the arrangement then spaced apart of each sensing unit on the x axis traces.By between the sensing unit of the adjacent arrangement on each x axis traces, bridging structure being set, make between the sensing unit of the adjacent arrangement on the x axis traces to be connected to each other.
The insulation course area of bridging structure is enough at least to insulate and covers adjacent spaces on the joint x of the place axle and disconnect and arrange between the sensing unit line part between the sensing unit on the y axle.Dielectric film is provided with conductance layer on the surface, and these conductance layer two ends extend to outside the insulation course and to form electricity and connect portion's electricity and be connected on the adjacent sensing unit, and electricity is logical in succession each other to make each sensing unit on horizontal x axle.Insulation course is provided with two through holes, on the corresponding respectively and horizontal adjacent sensing units sense pattern of the x axle stitching in the position of through hole, this conductance layer is set at the dielectric film upper surface, the conductance layer two ends connect sensing units sense pattern stitching by the through hole electricity, make on the x axis traces each at interval sensing unit electricity is logical in succession each other.
Beneficial effect: in traditional capacitance touching control equipment; respectively with x; y axle induction stitching is located on two different planes; therefore in the procedure for producing of Trackpad; two x on the Different Plane will be arranged on; y axle induction stitching stacked in conjunction with the time be easy to generate bubble and be difficult to and get rid of, regular meeting has the inaccurate phenomenon of contraposition to take place, and causes the susceptibility of capacitive sensing signal of Trackpad and the disappearance that degree of accuracy reduces.
The utility model discloses a kind of individual layer inductive layer capacitance touch control board and manufacture method thereof, adopt individual layer ITO circuit to be arranged on the same surface of base material, with horizontal x axis traces and vertical y axis traces setting at grade, make that respectively to respond to the stitching installation position accurate, to promote the susceptibility and the degree of accuracy of Trackpad induction usefulness.Simultaneously, the utility model creation has manufacturing process's processing easily less, the production cost is low, reduces the thickness of panel body, need not throw the production line of big capital again, the cracky yields is not up to 80%, also alleviate its weight, logical photosensitiveness is good, whole advantage such as frivolous.
Description of drawings:
Fig. 1 is that individual layer inductive layer capacitance touch control board structure of the present utility model is formed synoptic diagram.Wherein have: substrate layer 1, pattern line influence layer 2, hard conating 3.
Fig. 2 is that bridge layer structure of the present utility model is formed synoptic diagram.Wherein have: insulation course 211, conductive layer 212.
Fig. 3 is pattern line influence layer plane figure of the present utility model.Wherein have: lontitudinal series sense of touch unit group y, horizontal non-electric connection sense of touch unit group x, bridge layer 21, insulation course 211, conductive layer 212, electrode 5, lead-in wire.
Embodiment
Be that specific embodiment of the utility model further describes below:
Fig. 1 and individual layer inductive layer capacitance touch control board shown in Figure 3 are made up of substrate layer 1, pattern line influence layer 2, hard conating 3, and transparency carrier layer 1 one surface cover pattern line influence layer 2, and hard conating 3 covers to be put on pattern line influence layer 2; Wherein, pattern line influence layer 2 is provided with lontitudinal series sense of touch unit group y, horizontal non-electric connection sense of touch unit group x, covers the horizontal non-electric connection sense of touch unit that bridge layer 21 electrically connects the adjacent disconnection in joint place at lontitudinal series sense of touch unit group y and group x joint place, horizontal non-electric connection sense of touch unit; The marginal end of lontitudinal series sense of touch unit group y and horizontal non-electric connection sense of touch unit group x is provided with electrode respectively.
The sense of touch unit is the argyle design circuit in the above-mentioned individual layer inductive layer capacitance touch control board; Pattern line influence layer 2 is the tin indium oxide induction line; Transparency carrier layer 1 is polyester or glass substrate; Electrode is that silver-colored line constitutes.The thickness range value of transparency carrier layer 1 is between 0.5 millimeter to 3 millimeters; The thickness range value of pattern line influence layer 2 is between 0.1 micron to 0.3 micron; The thickness range value of bridge layer 21 is at 0.5 micron to 1.5 microns.
Embodiment 1:
Transparency carrier layer 1 one surface of individual layer inductive layer capacitance touch control board cover pattern line influence layer 2, and hard conating 3 covers to be put on pattern line influence layer 2; Wherein, pattern line influence layer 2 is provided with lontitudinal series sense of touch unit group y, horizontal non-electric connection sense of touch unit group x, covers the horizontal non-electric connection sense of touch unit that bridge layer 21 electrically connects the adjacent disconnection in joint place at lontitudinal series sense of touch unit group y and group x joint place, horizontal non-electric connection sense of touch unit; The marginal end of lontitudinal series sense of touch unit group y and horizontal non-electric connection sense of touch unit group x is provided with electrode and lead-in wire respectively.Transparency carrier layer 1 is 0.5 millimeter for its thickness of polyester, the thickness of pattern line influence layer 2 is 0.1 micron, the thickness of bridge layer 21 is 0.5 micron, and conductive layer 212 is covered in the horizontal non-electric connection sense of touch unit that electrically connects the adjacent disconnection in joint place on the insulation course 211 for molybdenum aluminium molybdenum alloy layer.
Embodiment 2:
Transparency carrier layer 1 one surface of individual layer inductive layer capacitance touch control board cover pattern line influence layer 2, and hard conating 3 covers to be put on pattern line influence layer 2; Wherein, pattern line influence layer 2 is provided with lontitudinal series sense of touch unit group y, horizontal non-electric connection sense of touch unit group x, covers the horizontal non-electric connection sense of touch unit that bridge layer 21 electrically connects the adjacent disconnection in joint place at lontitudinal series sense of touch unit group y and group x joint place, horizontal non-electric connection sense of touch unit; The marginal end of lontitudinal series sense of touch unit group y and horizontal non-electric connection sense of touch unit group x is provided with electrode and lead-in wire respectively.Transparency carrier layer 1 is 1.5 millimeters for its thickness of polyester, the thickness of pattern line influence layer 2 is 0.2 micron, the thickness of bridge layer 21 is 1.0 microns, and conductive layer 212 is covered in the horizontal non-electric connection sense of touch unit that electrically connects the adjacent disconnection in joint place on the insulation course 211 for indium tin oxide layer.
Embodiment 3:
Transparency carrier layer 1 one surface of individual layer inductive layer capacitance touch control board cover pattern line influence layer 2, and hard conating 3 covers to be put on pattern line influence layer 2; Wherein, pattern line influence layer 2 is provided with lontitudinal series sense of touch unit group y, horizontal non-electric connection sense of touch unit group x, covers the horizontal non-electric connection sense of touch unit that bridge layer 21 electrically connects the adjacent disconnection in joint place at lontitudinal series sense of touch unit group y and group x joint place, horizontal non-electric connection sense of touch unit; The marginal end of lontitudinal series sense of touch unit group y and horizontal non-electric connection sense of touch unit group x is provided with electrode and lead-in wire respectively.Transparency carrier layer 1 is 3 millimeters for its thickness of glass substrate, the thickness of pattern line influence layer 2 is 0.3 micron, the thickness of bridge layer 21 is 1.5 microns, and conductive layer 212 is covered in the horizontal non-electric connection sense of touch unit that electrically connects the adjacent disconnection in joint place on the insulation course 211 for molybdenum aluminium molybdenum alloy layer.
Claims (4)
1. individual layer inductive layer capacitance touch control board, it is characterized in that: comprise that transparency carrier layer (1) one surface covers pattern line influence layer (2), hard conating (3) covers to be put on pattern line influence layer (2); Wherein, pattern line influence layer (2) is provided with lontitudinal series sense of touch unit group (y), horizontal non-electric connection sense of touch unit group (x), covers the horizontal non-electric connection sense of touch unit that bridge layer (21) electrically connects the adjacent disconnection in joint place in lontitudinal series sense of touch unit group (y) and horizontal non-electric connection sense of touch unit group (x) joint place; The marginal end of lontitudinal series sense of touch unit group (y) and horizontal non-electric connection sense of touch unit group (x) is provided with electrode respectively.
2. individual layer inductive layer capacitance touch control board according to claim 1, it is characterized in that: described bridge layer (21) is made up of insulation course (211) and conductive layer (212), and insulation course (211) is covered on the connecting line between transparency carrier layer (1), the lontitudinal series sense of touch unit for dielectric ink; Conductive layer (212) is gone up the horizontal non-electric connection sense of touch unit that electrically connects the adjacent disconnection in joint place for molybdenum aluminium molybdenum alloy layer is covered in insulation course (211), and perhaps conductive layer (212) is gone up the horizontal non-electric connection sense of touch unit that electrically connects the adjacent disconnection in joint place for indium tin oxide layer is covered in insulation course (211).
3. individual layer inductive layer capacitance touch control board according to claim 1, it is characterized in that: described sense of touch unit is the argyle design circuit; Pattern line influence layer (2) is the tin indium oxide induction line; Transparency carrier layer (1) is polyester or glass substrate; Electrode is that silver-colored line constitutes.
4. individual layer inductive layer capacitance touch control board according to claim 1, it is characterized in that: the thickness range value of described transparency carrier layer (1) is between 0.5 millimeter to 3 millimeters; The thickness range value of pattern line influence layer (2) is between 0.1 micron to 0.3 micron; The thickness range value of bridge layer (21) is at 0.5 micron to 1.5 microns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020022390XU CN201583936U (en) | 2010-01-22 | 2010-01-22 | Single-layer sensitive layer capacitance touch pad |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020022390XU CN201583936U (en) | 2010-01-22 | 2010-01-22 | Single-layer sensitive layer capacitance touch pad |
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| CN201583936U true CN201583936U (en) | 2010-09-15 |
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| CN201020022390XU Expired - Lifetime CN201583936U (en) | 2010-01-22 | 2010-01-22 | Single-layer sensitive layer capacitance touch pad |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102262491A (en) * | 2011-08-16 | 2011-11-30 | 苏州瀚瑞微电子有限公司 | Capacitance sensor |
| CN102455831A (en) * | 2010-10-22 | 2012-05-16 | 上海天马微电子有限公司 | Touch screen and touch liquid crystal display |
| CN102693028A (en) * | 2011-03-25 | 2012-09-26 | 牧东光电（苏州）有限公司 | Improved single-layer induction touch panel and manufacturing method thereof |
| CN102855046A (en) * | 2012-10-08 | 2013-01-02 | 江西联创电子有限公司 | Pattern structure of monolayer multipoint capacitive screen sensor |
| CN104166485A (en) * | 2013-05-17 | 2014-11-26 | 袁博 | Monolithic substrate capacitive touch screen and manufacturing method thereof |
-
2010
- 2010-01-22 CN CN201020022390XU patent/CN201583936U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102455831A (en) * | 2010-10-22 | 2012-05-16 | 上海天马微电子有限公司 | Touch screen and touch liquid crystal display |
| CN102455831B (en) * | 2010-10-22 | 2016-03-16 | 上海天马微电子有限公司 | Touch-screen, touch LCD display |
| CN102693028A (en) * | 2011-03-25 | 2012-09-26 | 牧东光电（苏州）有限公司 | Improved single-layer induction touch panel and manufacturing method thereof |
| CN102262491A (en) * | 2011-08-16 | 2011-11-30 | 苏州瀚瑞微电子有限公司 | Capacitance sensor |
| CN102855046A (en) * | 2012-10-08 | 2013-01-02 | 江西联创电子有限公司 | Pattern structure of monolayer multipoint capacitive screen sensor |
| CN104166485A (en) * | 2013-05-17 | 2014-11-26 | 袁博 | Monolithic substrate capacitive touch screen and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215126 Jiangsu Province, Suzhou City Industrial Park North Lane 8 Patentee after: Mutto Optronics Corporation Address before: 215126 Jiangsu Province, Suzhou City Industrial Park North Lane 8 Patentee before: Mutto Optronics Corporation |
|
| CX01 | Expiry of patent term |
Granted publication date: 20100915 |
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| CX01 | Expiry of patent term |